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Diffstat (limited to 'sysdeps/m68k/fpu/s_cexp.c')
-rw-r--r--sysdeps/m68k/fpu/s_cexp.c117
1 files changed, 0 insertions, 117 deletions
diff --git a/sysdeps/m68k/fpu/s_cexp.c b/sysdeps/m68k/fpu/s_cexp.c
deleted file mode 100644
index 4babf12685..0000000000
--- a/sysdeps/m68k/fpu/s_cexp.c
+++ /dev/null
@@ -1,117 +0,0 @@
-/* Complex exponential function. m68k fpu version
- Copyright (C) 1997, 1999 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#include <complex.h>
-#include <math.h>
-#include "mathimpl.h"
-
-#ifndef SUFF
-#define SUFF
-#endif
-#ifndef float_type
-#define float_type double
-#endif
-
-#define CONCATX(a,b) __CONCAT(a,b)
-#define s(name) CONCATX(name,SUFF)
-#define m81(func) __m81_u(s(func))
-
-__complex__ float_type
-s(__cexp) (__complex__ float_type x)
-{
- __complex__ float_type retval;
- unsigned long ix_cond;
-
- ix_cond = __m81_test (__imag__ x);
-
- if ((ix_cond & (__M81_COND_NAN|__M81_COND_INF)) == 0)
- {
- /* Imaginary part is finite. */
- float_type exp_val = m81(__ieee754_exp) (__real__ x);
-
- __real__ retval = __imag__ retval = exp_val;
- if (m81(__finite) (exp_val))
- {
- float_type sin_ix, cos_ix;
- __asm ("fsincos%.x %2,%1:%0" : "=f" (sin_ix), "=f" (cos_ix)
- : "f" (__imag__ x));
- __real__ retval *= cos_ix;
- if (ix_cond & __M81_COND_ZERO)
- __imag__ retval = __imag__ x;
- else
- __imag__ retval *= sin_ix;
- }
- else
- {
- /* Compute the sign of the result. */
- float_type remainder, pi_2;
- int quadrant;
-
- __asm ("fmovecr %#0,%0\n\tfscale%.w %#-1,%0" : "=f" (pi_2));
- __asm ("fmod%.x %2,%0\n\tfmove%.l %/fpsr,%1"
- : "=f" (remainder), "=dm" (quadrant)
- : "f" (pi_2), "0" (__imag__ x));
- quadrant = (quadrant >> 16) & 0x83;
- if (quadrant & 0x80)
- quadrant ^= 0x83;
- switch (quadrant)
- {
- default:
- break;
- case 1:
- __real__ retval = -__real__ retval;
- break;
- case 2:
- __real__ retval = -__real__ retval;
- case 3:
- __imag__ retval = -__imag__ retval;
- break;
- }
- if (ix_cond & __M81_COND_ZERO && !m81(__isnan) (exp_val))
- __imag__ retval = __imag__ x;
- }
- }
- else
- {
- unsigned long rx_cond = __m81_test (__real__ x);
-
- if (rx_cond & __M81_COND_INF)
- {
- /* Real part is infinite. */
- if (rx_cond & __M81_COND_NEG)
- {
- __real__ retval = __imag__ retval = 0.0;
- if (ix_cond & __M81_COND_NEG)
- __imag__ retval = -__imag__ retval;
- }
- else
- {
- __real__ retval = __real__ x;
- __imag__ retval = __imag__ x - __imag__ x;
- }
- }
- else
- __real__ retval = __imag__ retval = __imag__ x - __imag__ x;
- }
-
- return retval;
-}
-#define weak_aliasx(a,b) weak_alias(a,b)
-weak_aliasx (s(__cexp), s(cexp))